HTTPLiveSource: implement getFormatMeta

Bug: 32113727
Change-Id: I10eafd4cf428f5fee6ada7213627ca7119cbf0e7
diff --git a/media/libmediaplayerservice/nuplayer/HTTPLiveSource.h b/media/libmediaplayerservice/nuplayer/HTTPLiveSource.h
index 9e0ec2f..574937d 100644
--- a/media/libmediaplayerservice/nuplayer/HTTPLiveSource.h
+++ b/media/libmediaplayerservice/nuplayer/HTTPLiveSource.h
@@ -38,6 +38,7 @@
     virtual void start();
 
     virtual status_t dequeueAccessUnit(bool audio, sp<ABuffer> *accessUnit);
+    virtual sp<MetaData> getFormatMeta(bool audio);
     virtual sp<AMessage> getFormat(bool audio);
 
     virtual status_t feedMoreTSData();